Minor routes over this range include Horse Creek Pass, Lemhi Pass, and the valley of the St. Joe River. The southernmost part of this range, called the Beaverhead Mountains, is west of the Big Hole basin. Trapper Peak is found in their central section, which is bordered on the south by the Salmon River. Fort Fizzle was built in an unsuccessful attempt to stop the (*) Nez Perce from crossing this range via the Lolo Trail, 
Minor routes over this range include Horse Creek Pass, Lemhi Pass, and the valley of the St. Joe River. The southernmost part of this range, called the Beaverhead Mountains, is west of the Big Hole basin. Trapper Peak is found in their central section, which is bordered on the south by the Salmon River. Fort Fizzle was built in an unsuccessful attempt to stop the (*) Nez Perce from crossing this range via the Lolo Trail, the same route that Lewis and Clark used to cross in the other direction. The Lewisia flower, consumed by Flathead Indians, gives its name to, for 15 points, what mountain range that forms the northeastern border of Idaho?
Minor routes over this range include Horse Creek Pass, Lemhi Pass, and the valley of the St. Joe River.
{Bitterroot} Range